Two vial leveling device with thumb screw



FIG. 1 is a side elevational view of a leveling device showing my new design;

FIG. 2 is a left end view thereof;

FIG. 3 is a right end view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

CLAIM The ornamental design for a “two vial leveling device with thumb screw”, as shown and described. 